Lewis, L. S. (1975). Scaling the ivory tower: Merit and its limits in academic careers. Johns Hopkins University Press.
Chicago-referens (17:e uppl.)Lewis, Lionel S. Scaling the Ivory Tower: Merit and Its Limits in Academic Careers. Baltimore: Johns Hopkins University Press, 1975.
MLA-referens (8:e uppl.)Lewis, Lionel S. Scaling the Ivory Tower: Merit and Its Limits in Academic Careers. Johns Hopkins University Press, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.